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Pure Bred Pea Plant A is crossed with pu...

Pure Bred Pea Plant A is crossed with pure bred pea plant B. It is found that the plants which look like A do not appear in F1 generation, which of the plants A and B are tall and dwarf?

A

A are tall and B are also tall

B

A are tall and B are dwarf

C

A are dwarf and B are tall

D

A are dwarf and B are also dwarf

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